Oppeliinae is a subfamily within the Oppeliidae, a family of Jurassic ammonites characterized by forms that are mainly oxyconic, compressed with sharp...

Phylum: Mollusca Class: Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Family: †Oppeliidae Subfamily: †Oppeliinae Genus: †Alcidellus Westermann, 1958...

Phylum: Mollusca Class: Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Family: †Oppeliidae Subfamily: †Oppeliinae Genus: †Oxycerites Species see text...

Subclass: †Ammonoidea Order: †Ammonitida Family: †Oppeliidae Subfamily: †Oppeliinae Genus: †Oppelia Waagen, 1869 Species Oppelia mamertensis Waagen, 1869...

Subclass: †Ammonoidea Order: †Ammonitida Family: †Oppeliidae Subfamily: †Oppeliinae Genus: †Magharina Arkell, 1952 Species Magharina magharensis Arkell, 1952...

Stephanoceratoidea it is most likely descended from some bathonian member of the Oppeliinae. The genus Phlycticeras is involute, feebly but coarsely ribbed, tuberculate...

may be tricarinate. The Hecticocerainae, which has its origin in the Oppeliinae, give rise to the Distichoceratinae near the beginning of the Middle Jurassic...

Phylum: Mollusca Class: Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Family: †Oppeliidae Subfamily: †Oppeliinae Genus: †Bradfordia Buckman, 1910...

Pseudosonninia Parent, 2019 Subfamily Mazapilitinae Spath, 1928 Subfamily Oppeliinae Bonarelli, 1894 Genus Submazapilites Cantu-Chapa, 1962 Subfamily Streblitinae...

of which are included in the earlier Treatise, Part L. They are the: Oppeliinae Hecticoceratinae Distchoceratinae Teramelliceratinae Phlycticeratinae...